Question
Which of the following best describes the purpose of
data wrangling?Solution
Data wrangling, also known as data munging, involves transforming and cleaning raw data into a structured format suitable for analysis. This process includes handling missing values, correcting inconsistencies, standardizing formats, and often requires domain knowledge to ensure accuracy and relevance. Effective data wrangling makes analysis more efficient and reliable by ensuring the data is clean and usable. Option A is incorrect because storing raw data does not involve any transformation. Option B is incorrect as model building follows data wrangling. Option D is incorrect because creating dashboards is for data presentation, not wrangling. Option E is incorrect because KPIs are derived post-wrangling and analysis.
Irrelevant or unsolicited messages sent over the Internet, typically to a large number of users, for the purposes of advertising, phishing, spreading m...
Which of the following is an example of telecommunication?
What is metadata?
In ABIOS, A stands for ____________.
Key function of a firewall is
Where did the idea to number the different generations of the Web 2.0 come from?
___________ is a hard copy of document.
Which short cut keys is used to centre a paragraph?
Which is used to measure the speed of the processor?
An assembler is aÂ